package com.It;

public class PhoneDemo {
    public static void main(String[] args){
        Phone p = new Phone();
        p.brand = "小米";
        p.price = 2999;
        System.out.println(p.brand);
        System.out.println(p.price);
        p.call();
        p.sendMassenge();

    }
}
//同一个包下可调用其他类
